555511055051 has 4 divisors (see below), whose sum is σ = 555513343704. Its totient is φ = 555508766400.

The previous prime is 555511054999. The next prime is 555511055081. The reversal of 555511055051 is 150550115555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 555511055051 - 2²² = 555506860747 is a prime.

It is a super-2 number, since 2×555511055051² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 555511054996 and 555511055014.

It is not an unprimeable number, because it can be changed into a prime (555511055081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730310 + ... + 1282331.

It is an arithmetic number, because the mean of its divisors is an integer number (138878335926).

Almost surely, 2^555511055051 is an apocalyptic number.

555511055051 is a deficient number, since it is larger than the sum of its proper divisors (2288653).

555511055051 is a wasteful number, since it uses less digits than its factorization.

555511055051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288652.

The product of its (nonzero) digits is 78125, while the sum is 38.

The spelling of 555511055051 in words is "five hundred fifty-five billion, five hundred eleven million, fifty-five thousand, fifty-one".